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SITE ADDRESS <br />4715 WEST VIEW DRIVE <br />HOME OWNER <br />VANCE & ALEAS AESCHLEMAN <br />t <br />4715 WEST VIEW DRIVE, EVERETT, W o <br />98203 aH� <br />g <br />FLOW CONTROL PLAN <br />Project site falls within the limits of combined <br />sewer area. Addition adds more than 200 SF 2� <br />of impervious surface requiring construction <br />implementation of flow control BMP's to <br />achieve flow control performance standards <br />1. Flow Control plan developed following <br />the Snohomish County Drainage Manus <br />Volume III - Hydrologic Analysis and <br />Flow Control BMP's Section 3.1.2 <br />Downspout Dispersion Systems (BMP <br />T5.10B) splash blocks <br />2. Vegetation flowpath meets minimum <br />50ILF from discharge point to the <br />downstream property line (west propert <br />line or any other conflicting surface) <br />3. 2 EA splash blocks provided for new <br />addition, each handling 403 SF of run <br />water runoff (< 700SF) <br />4. Splash blocks utilizing crushed rock 2' <br />wide by 3' long by 6" deep (Figure 3.5� <br />Splash Block Dispersion). <br />5. Proposed addition and splash block is 50' <br />from property line and 70' from City <br />street. <br />6. Additional impervious water will not tie <br />into or reach the combined stormwater <br />sewer system <br />7. No erosion or flooding of downstream <br />properties <br />8. No landslide hazards present <br />9. No overlapping of dispersion other <br />flowpath segments <br />I <br />N <br />22' <br />w <br />o <br />LLJ <br />W <br />N <br />i r <br />MANHOLE W <br />RIM EL <br />263.50 <br />DISTURBED AREAS LIMITED TO 3' <br />PROPOSED ADDITIONS <br />EXCESS EXCAVATION OFF HAULED <br />APPROVED COMMERCIAL FACILITY <br />2. <br />EXISTING , <br />','.,CONCRETE <br />. DRIVNAY'. ' <br />0 <br />I <br />0 <br />C\ <br />-4 <br />IL <br />BEYOND <br />TO <br />J <br />`—EXISTING ROOF <br />r <br />DOWNSPOUT <br />z <br />0 <br />_< <br />O,J <br />Eo_ <br />NEW DOWNSPOUT <br />DISPERSION SPLAS <br />0_ <br />� <br />BLOCK CAPTURING <br />403 SF OF ROOF <br />o Cr <br />SINGLE <br />31DE.NCE <br />RUNOFF<INCLUDES <br />EXISTING AND NEW <br />Peso <br />A00RIaN <br />39e sP- <br />g <br />aAi <br />EXISTING GRAVEL PARKING <br />NEW DOWNSPOUT <br />DISPERSION SPLASH <br />u BLOCK CAPTURING 430 <br />SF OF ROOF R FF <br />260 ISTD�i <br />AND N <br />150'-0" <br />1 5 0 0 <br />FLOW CONTROL PLAN <br />APPROVED <br />PUBLIC DE RT T <br />BY <br />DATE 6� �� I z,jz' <br />CITY OF EVERETT REVIEWED FOR PERMIT <br />82' <br />EXISTING <br />SHED <br />CO <br />POTENTIAL STOCKPILE AREA <br />OF SOIL IF MATERIAL NOT <br />DIRECT HAULED OFFSITE <br />COVERED WITH PLASTIC <br />VISOUEEN / <br />LEGEND <br />PROPERTY LINE <br />EASEMENT LINE <br />EX FENCE <br />EX WATER SERVICE <br />EX SIDE SEWER SERVICE <br />EXISTING CONCRETE <br />PROPOSED ROOF AREA <br />RAW 13 2021 L <br />CITY OF EVERETT <br />Permit Services <br />0 <br />0 <br />I` <br />General Notes <br />GENERAL NOTES: <br />1. ALL WORK IS TO COMPLY WITH <br />THE 2015 INTERNATIONAL <br />RESIDENTIAL CODE AND ANY <br />APPLICABLE STATE, COUNTY OR <br />LOCAL REGULATIONS <br />2. SITE PLAN: <br />2.1. PROPOSED REMODEL <br />INCLUDES <br />2.1.1. 18' X 22' EXPANSION TO <br />THE EAST INCLUDING <br />NEW MASTER BEDROOM <br />WITH WALK-IN CLOSET <br />AND BATHROOM. <br />2.1.2. NEW WINDOW DORMER <br />FOR UPSTAIRS EXISTING <br />BEDROOMS <br />3. CONTOURS PROVIDED <br />3.1. ELEVATION OF PROPOSED <br />ADDITION AND <br />MODIFICATIONS DO NOT <br />EXCEED EXISTING HOUSE <br />STRUCTURE <br />4. PROPOSED ADDITION UTILIZE <br />EXISTING UTILITIES INCLUDING <br />POWER, SEWER, WATER, WATER <br />HEATER AND FORCED AIR HVAC <br />SYSTEMS. <br />REVISION <br />LNo. <br />Revision/Issue <br />Data <br />r <br />Nww A/t�w <br />_J <br />Rywt N- .W Aft. <br />HOME REMODEL/EXPANSION <br />ALEAS & VANCE AESCHLEMAN <br />4715 WEST VIEW DR <br />EVERETT, WA 98203 <br />Shed <br />4715 ADDITION ` <br />0.` 8/1 1 /2021 C 3 <br />20 SCALE <br />/U <br />